Home / 7,630.25-10,530.61-4,647.83

Finding the Fourth Proportional to 7,630.25, 10,530.61 and 4,647.83

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Solution

The fourth proportional to 7,630.25, 10,530.61 and 4,647.83 is: 6,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.25 : 10,530.61 = 4,647.83 : x
  2. Step 2: Convert to fraction form
    7,630.25/10,530.61 = 4,647.83/x
  3. Step 3: Cross multiply
    7,630.25x = 10,530.61 × 4,647.83
  4. Step 4: Simplify right side
    7,630.25x = 48,944,420.80
  5. Step 5: Solve for x
    x = 48,944,420.80/7,630.25
  6. Step 6: Final answer
    x = 6,414.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.